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Error code reference
Wolf Oven Error Code E34
Relay board temperature sensor with too high resistance (temp < approx 3°F/-16°C) - relay board faulty.
SourceWolf ICB SO24 E Series (827188): Prior to Serial 13543126: Service Manualp. 4-5
Diagnostic procedure
The full E34 procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Replace relay board
SourceWolf ICB SO24 E Series (827188): Prior to Serial 13543126: Service Manualp. 4-5
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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